<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
targetNamespace="ns-a"
xmlns="ns-a">

	<xsd:include  schemaLocation="include_v11_a.xsd"/>
	<xsd:include  schemaLocation="include_v11_b.xsd"/>


	<xsd:complexType name="ct-C">
		<xsd:sequence minOccurs="1">
			<xsd:element name="c1" type="xsd:int" />
			<xsd:element name="c2" type="xsd:int" />
		</xsd:sequence>
	</xsd:complexType>

	<xsd:element name="e3" type="ct-C" />

	<xsd:element name="c-e2" type="ct-B" />
	<xsd:element name="c-e1" type="ct-A" />

</xsd:schema>


